Home / 12,359,510.64-17,055,530.40-6,853,109.28

Finding the Fourth Proportional to 12,359,510.64, 17,055,530.40 and 6,853,109.28

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Solution

The fourth proportional to 12,359,510.64, 17,055,530.40 and 6,853,109.28 is: 9,456,961.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,359,510.64 : 17,055,530.40 = 6,853,109.28 : x
  2. Step 2: Convert to fraction form
    12,359,510.64/17,055,530.40 = 6,853,109.28/x
  3. Step 3: Cross multiply
    12,359,510.64x = 17,055,530.40 × 6,853,109.28
  4. Step 4: Simplify right side
    12,359,510.64x = 116,883,413,659,562.11
  5. Step 5: Solve for x
    x = 116,883,413,659,562.11/12,359,510.64
  6. Step 6: Final answer
    x = 9,456,961.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.